12 1/2 = 12.5
2.5mm = 2.5 cm
So the answer would be 15 cm
        
             
        
        
        
Answer:
The correct answer is €10.00
Step-by-step explanation:
50% of 40 is 20. 50% of 50 is 25, so what you do is just take 20 and multiply that by 0.5 or you can just take 40 and multiply that by 0.25.
I really hope this helps you out!
 
        
             
        
        
        
Answer:
i worked out the equation provided and all i get is  (y = -2.5)
Step-by-step explanation:
 
        
             
        
        
        
Answer:
3
Step-by-step explanation:
plug in (-1) for x 
-2(-1) + 1 
2 + 1 
3
 
        
                    
             
        
        
        
D because I answered it at school and it was correct